Great Diamond Partners, LLC

Position in IDXX — Idexx Laboratories Inc /De

CIK 1801112 Portland, ME

Position in IDXX

as of Jun 30, 2026 · filed Jul 17, 2026 Compact

Position Value

$7,533,356

-$527,517 QoQ

Shares Held

14,310

-0.3% QoQ

Ownership

0.018%

of shares outstanding

% of Portfolio

2.89%

of 13F equity value

Holder Rank

#321

of 1,286 holders

Holding Since

Mar 2020

26 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

Great Diamond Partners, LLC holds $9,784,258 across 5 Diagnostics & Research names. IDXX ranks #1 (77.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	IDXX	Idexx Laboratories Inc /De This page	14,310	$7,533,356
2	WAT	Waters Corp /De/	2,229	$835,964
3	DHR	Danaher Corp /De/	3,093	$589,154
4	MTD	Mettler Toledo International Inc/	345	$440,740
5	TMO	Thermo Fisher Scientific Inc.	768	$385,044

26 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$7,533,356	14,310	-0.3%	Shares	Sole	2026-07-17
2026-03-31	$8,060,873	14,346	-0.2%	Shares	Sole	2026-05-12
2025-12-31	$9,722,412	14,371	-4.2%	Shares	Sole	2026-02-06
2025-09-30	$9,583,988	15,001	-0.9%	Shares	Sole	2025-10-20
2025-06-30	$8,121,260	15,142	+6.5%	Shares	Sole	2025-08-13
2025-03-31	$5,971,269	14,219	-0.6%	Shares	Sole	2025-05-13
2024-12-31	$5,915,086	14,307	-0.7%	Shares	Sole	2025-01-23
2024-09-30	$7,278,704	14,407	-0.3%	Shares	Sole	2024-10-25
2024-06-30	$7,040,527	14,451	-0.5%	Shares	Sole	2024-07-29
2024-03-31	$7,838,163	14,517	-0.4%	Shares	Sole	2024-05-08
2023-12-31	$8,093,184	14,581	-1.9%	Shares	Sole	2024-02-07
2023-09-30	$6,499,581	14,864	-11.7%	Shares	Sole	2023-10-19
2023-06-30	$8,452,028	16,829	+0.2%	Shares	Sole	2023-07-17
2023-03-31	$8,399,843	16,797	+0.1%	Shares	Sole	2023-05-04
2022-12-31	$6,842,713	16,773	-0.3%	Shares	Sole	2023-02-01
2022-09-30	$5,480,933	16,823	0.0%	Shares	Sole	2022-10-24
2022-06-30	$5,900,330	16,823	-17.4%	Shares	Sole	2022-07-26
2022-03-31	$11,135,406	20,355	+0.3%	Shares	Sole	2022-05-05
2021-12-31	$13,364,104	20,296	-31.7%	Shares	Sole	2022-01-26
2021-09-30	$18,477,270	29,711	+0.0%	Shares	Sole	2021-10-21
2021-06-30	$18,755,140	29,697	-11.9%	Shares	Sole	2021-07-26
2021-03-31	$16,493,172	33,707	-32.3%	Shares	Sole	2021-05-04
2020-12-31	$24,872,031	49,757	-8.9%	Shares	Sole	2021-01-26
2020-09-30	$21,463,806	54,600	0.0%	Shares	Sole	2020-10-19
2020-06-30	$18,026,736	54,600	+0.1%	Shares	Sole	2020-08-04
2020-03-31	$13,214,192	54,550	—	Shares	Sole	2020-05-01
No filing history on record for this holder in this stock.